Violent distension of the superficial temporal artery, also known as temporal arteritis. It mainly occurs in the elderly, and the incidence rate can be more and more every year in people over 50 years old, and the ratio of men to women is 1:3, and it mainly infringes on the large and middle arteries, including cerebral arteries, especially the temporal arteries, and branches of the aorta towards the neck and the upper limbs, and sometimes involves the aorta, and it seldom infringes on the skin, kidneys, and the lungs. The treatment of this disease is more complicated, so we must do a good job of timely diagnosis, then, what should be done to check the swelling of the superficial temporal artery? 1.Blood routine and blood sedimentation: all active patients have increased blood sedimentation, most patients have anemia, sometimes red blood cells are arranged in a string of money, white blood cells can be mildly elevated, platelets can be increased, and occasionally eosinophils increase. 2.Urine routine: individual patients may have mild proteinuria and hematuria, rarely with tubular pattern. 3, biochemical examination: there may be abnormal liver function, alkaline phosphatase rise, these two changes are especially common in patients with rheumatic polymyalgia, there may be transaminase elevation, protein electrophoresis can be seen in the α2, γ globulin, pseudo-hemophilic factor (vWF) and complement elevation. 4. Immunological examination: most patients have elevated IgG, IgM and IgA. A few may have positive rheumatoid factor, but the titer is low. A few patients are also positive for ANCA.